57007280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{64781}}^1$

素因数の和:64805

約数の個数: 40

約数和(自身を含む): 144593424

約数和(自身を除く): 87586144

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 64781, 129562, 259124, 323905, 518248, 647810, 712591, 1036496, 1295620, 1425182, 2591240, 2850364, 3562955, 5182480, 5700728, 7125910, 11401456, 14251820, 28503640, 57007280]

約数ペア:

[(1, 57007280), (2, 28503640), (4, 14251820), (5, 11401456), (8, 7125910), (10, 5700728), (11, 5182480), (16, 3562955), (20, 2850364), (22, 2591240), (40, 1425182), (44, 1295620), (55, 1036496), (80, 712591), (88, 647810), (110, 518248), (176, 323905), (220, 259124), (440, 129562), (880, 64781)]